{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["biomedical", "manufacturing standard", "manufacturing process", "concept or principle", "machine or equipment", "engineering feature"], "input": "The test results reveal that the ultimate tensile strength is approaching that of the substrate material of the same alloy , yet with a somewhat lower elongation prior to fracture ."}
{"biomedical": [], "manufacturing standard": [], "manufacturing process": [], "concept or principle": ["fracture"], "machine or equipment": [], "engineering feature": []}